/*
 * Copyright 2021 The Backstage Authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import { trimEventsTillLastRecovery } from './taskRecoveryHelper';
import { SerializedTaskEvent } from '@backstage/plugin-scaffolder-node';

const toLogEvent = (stepId: string) =>
  ({
    type: 'log',
    body: { stepId },
  } as unknown as SerializedTaskEvent);

const toRecoveredEvent = (recoverStrategy: string) =>
  ({
    type: 'recovered',
    body: { recoverStrategy },
  } as unknown as SerializedTaskEvent);

describe('taskRecoveryHelper', () => {
  describe('compactEvents', () => {
    it('should return only events related to a restarted task. Recover strategy: "startOver"', () => {
      const logEvents = [
        'fetch',
        'mock-step-1',
        'mock-step-2',
        'mock-step-3',
      ].map(toLogEvent);

      const events = [...logEvents, toRecoveredEvent('startOver')];

      expect(trimEventsTillLastRecovery(events)).toEqual({ events: [] });
    });
  });
});
